Toothbrush head



FIG. 1 is a top, left side perspective view of a toothbrush head of my new design;

FIG. 2 is a left side elevation view thereof;

FIG. 3is a front elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a back view thereof.

In FIG. 1, the handle of the toothbrush is shown in broken lines for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a toothbrush head, as shown and described. 